[INFO] fetching crate wai-bindgen-gen-c 0.2.3...
[INFO] testing wai-bindgen-gen-c-0.2.3 against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] extracting crate wai-bindgen-gen-c 0.2.3 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate wai-bindgen-gen-c 0.2.3
[INFO] finished tweaking crates.io crate wai-bindgen-gen-c 0.2.3
[INFO] tweaked toml for crates.io crate wai-bindgen-gen-c 0.2.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wai-bindgen-gen-c 0.2.3 on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 27 packages to latest compatible versions
[INFO] [stderr]       Adding heck v0.3.3 (available: v0.5.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed6a7bdce765e4fbf63d45d24f7519fbea8ca78a15bbef59d9d222d2c557485d
[INFO] running `Command { std: "docker" "start" "-a" "ed6a7bdce765e4fbf63d45d24f7519fbea8ca78a15bbef59d9d222d2c557485d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed6a7bdce765e4fbf63d45d24f7519fbea8ca78a15bbef59d9d222d2c557485d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed6a7bdce765e4fbf63d45d24f7519fbea8ca78a15bbef59d9d222d2c557485d", kill_on_drop: false }`
[INFO] [stdout] ed6a7bdce765e4fbf63d45d24f7519fbea8ca78a15bbef59d9d222d2c557485d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1d762f6cbce2397a6b0b2a94b279d17e537f5b06d6ba518155e44d895c1491d
[INFO] running `Command { std: "docker" "start" "-a" "e1d762f6cbce2397a6b0b2a94b279d17e537f5b06d6ba518155e44d895c1491d", kill_on_drop: false }`
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling tinyvec v1.11.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling id-arena v2.3.0
[INFO] [stderr]    Compiling unicode-segmentation v1.13.2
[INFO] [stderr]    Compiling wai-bindgen-gen-c v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling unicode-normalization v0.1.25
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling wai-parser v0.2.3
[INFO] [stderr]    Compiling wai-bindgen-gen-core v0.2.3
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:946:9
[INFO] [stdout]     |
[INFO] [stdout] 946 |         drop((iface, ty));
[INFO] [stdout]     |         ^^^^^-----------^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `(&wai_bindgen_gen_core::wai_parser::Interface, id_arena::Id<Resource>)`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 946 -         drop((iface, ty));
[INFO] [stdout] 946 +         let _ = (iface, ty);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:976:9
[INFO] [stdout]     |
[INFO] [stdout] 976 |         drop((iface, _id, name, ty, docs));
[INFO] [stdout]     |         ^^^^^----------------------------^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `(&Interface, Id<TypeDef>, &str, &Type, &Docs)`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/wai_bindgen_gen_c-60a1d57b1276c2cf.long-type-10002999953353690763.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 976 -         drop((iface, _id, name, ty, docs));
[INFO] [stdout] 976 +         let _ = (iface, _id, name, ty, docs);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.11s
[INFO] running `Command { std: "docker" "inspect" "e1d762f6cbce2397a6b0b2a94b279d17e537f5b06d6ba518155e44d895c1491d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1d762f6cbce2397a6b0b2a94b279d17e537f5b06d6ba518155e44d895c1491d", kill_on_drop: false }`
[INFO] [stdout] e1d762f6cbce2397a6b0b2a94b279d17e537f5b06d6ba518155e44d895c1491d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5424783a3a3ad92e7cba7d770f2322d4ff605f3b7f3258aa9e86e30fba7be73
[INFO] running `Command { std: "docker" "start" "-a" "e5424783a3a3ad92e7cba7d770f2322d4ff605f3b7f3258aa9e86e30fba7be73", kill_on_drop: false }`
[INFO] [stderr]    Compiling wai-bindgen-gen-c v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:946:9
[INFO] [stdout]     |
[INFO] [stdout] 946 |         drop((iface, ty));
[INFO] [stdout]     |         ^^^^^-----------^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `(&wai_bindgen_gen_core::wai_parser::Interface, id_arena::Id<Resource>)`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 946 -         drop((iface, ty));
[INFO] [stdout] 946 +         let _ = (iface, ty);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:976:9
[INFO] [stdout]     |
[INFO] [stdout] 976 |         drop((iface, _id, name, ty, docs));
[INFO] [stdout]     |         ^^^^^----------------------------^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `(&Interface, Id<TypeDef>, &str, &Type, &Docs)`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/wai_bindgen_gen_c-60a1d57b1276c2cf.long-type-10002999953353690763.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 976 -         drop((iface, _id, name, ty, docs));
[INFO] [stdout] 976 +         let _ = (iface, _id, name, ty, docs);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `test_helpers` in this scope
[INFO] [stdout]  --> tests/codegen.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     test_helpers::codegen_c_import!(
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `test_helpers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `test_helpers` in this scope
[INFO] [stdout]   --> tests/codegen.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     test_helpers::codegen_c_export!(
[INFO] [stdout]    |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `test_helpers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wai-bindgen-gen-c` (test "codegen") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "e5424783a3a3ad92e7cba7d770f2322d4ff605f3b7f3258aa9e86e30fba7be73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5424783a3a3ad92e7cba7d770f2322d4ff605f3b7f3258aa9e86e30fba7be73", kill_on_drop: false }`
[INFO] [stdout] e5424783a3a3ad92e7cba7d770f2322d4ff605f3b7f3258aa9e86e30fba7be73
